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<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=utf-8">
<META http-equiv="Content-Style-Type" content="text/css">
</head>
<script language=javascript>
var t, n, c;
var lastrow;
var lastbgcolor=[];
lastbgcolor[0]="#ffffff";
lastbgcolortr="#ffffff"
function over(){
document.getElementById("tb").style.backgroundColor="red"
}
window.onload=function(){
t = document.getElementById("tb");
n = t.rows.length;
for(var i=0;i<n;i++){
t.rows[i].onclick = function(){
if(lastrow == this) return false;
if(lastrow!=null){
lastrow.style.backgroundColor = lastbgcolortr;
var c=lastrow.getElementsByTagName(&q
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